Iranian armed forces members march in a parade marking the 38th anniversary of Iraq's 1980 invasion of Iran on September 22. Gunmen attacked the military parade, killing at least eight members of the elite Revolutionary Guard and wounding 20 others, state media said. Photo: AP

Iranian armed forces members march in a parade marking the 38th anniversary of Iraq's 1980 invasion of Iran on September 22. Gunmen attacked the military parade, killing at least eight members of the elite Revolutionary Guard and wounding 20 others, state media said. Photo: AP